Could you tell me ______, please?

A．how can I get to the nearest bus stop

B．who that girl is

C．what shall I do next

D．where could I find a post office

发电机禁止启动的条件之一为（）

A、发电机冷却系统不能正常投入运行。

B、发电机主保护能正常投入运行。

C、发电机及转子绝缘合格。

D、厂用工作电源和备用电源能正常工作。